256992804

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 686568960

約数和(自身を除く): 429576156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 197, 257, 282, 394, 423, 514, 564, 591, 771, 788, 846, 1028, 1182, 1269, 1542, 1692, 1773, 2313, 2364, 2538, 3084, 3546, 4626, 5076, 5319, 6939, 7092, 9252, 9259, 10638, 12079, 13878, 18518, 21276, 24158, 27756, 27777, 36237, 37036, 48316, 50629, 55554, 72474, 83331, 101258, 108711, 111108, 144948, 151887, 166662, 202516, 217422, 249993, 303774, 326133, 333324, 434844, 455661, 499986, 607548, 652266, 911322, 999972, 1304532, 1366983, 1822644, 2379563, 2733966, 4759126, 5467932, 7138689, 9518252, 14277378, 21416067, 28554756, 42832134, 64248201, 85664268, 128496402, 256992804]

約数ペア:

[(1, 256992804), (2, 128496402), (3, 85664268), (4, 64248201), (6, 42832134), (9, 28554756), (12, 21416067), (18, 14277378), (27, 9518252), (36, 7138689), (47, 5467932), (54, 4759126), (94, 2733966), (108, 2379563), (141, 1822644), (188, 1366983), (197, 1304532), (257, 999972), (282, 911322), (394, 652266), (423, 607548), (514, 499986), (564, 455661), (591, 434844), (771, 333324), (788, 326133), (846, 303774), (1028, 249993), (1182, 217422), (1269, 202516), (1542, 166662), (1692, 151887), (1773, 144948), (2313, 111108), (2364, 108711), (2538, 101258), (3084, 83331), (3546, 72474), (4626, 55554), (5076, 50629), (5319, 48316), (6939, 37036), (7092, 36237), (9252, 27777), (9259, 27756), (10638, 24158), (12079, 21276), (13878, 18518)]